53536822472448 has 216 divisors, whose sum is σ = 181179139782368. Its totient is φ = 14882823069696.

The previous prime is 53536822472347. The next prime is 53536822472459. The reversal of 53536822472448 is 84427422863535.

53536822472448 is a `hidden beast` number, since 5 + 3 + 5 + 368 + 2 + 24 + 7 + 244 + 8 = 666.

It is a super-2 number, since 2×53536822472448² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44261311 + ... + 45454782.

Almost surely, 2^{53536822472448} is an apocalyptic number.

It is an amenable number.

53536822472448 is an abundant number, since it is smaller than the sum of its proper divisors (127642317309920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53536822472448 is a wasteful number, since it uses less digits than its factorization.

53536822472448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89716159 (or 89716142 counting only the distinct ones).

The product of its digits is 309657600, while the sum is 63.

The spelling of 53536822472448 in words is "fifty-three trillion, five hundred thirty-six billion, eight hundred twenty-two million, four hundred seventy-two thousand, four hundred forty-eight".